13156921081728

Names of 13156921081728

• Cardinal: 13156921081728 can be written as Thirteen trillion, one hundred fifty-six billion, nine hundred twenty-one million, eighty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3156921081728 × 10¹³

Factors of 13156921081728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1124

Divisors of 13156921081728

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 61 62 64 72 79 89 93 96 122 124 128 144 158 178 183 186 192 237 244 248 267 279 288 316 356 366 372 384 474 488 496 534 549 558 576 632 711 712 732 744 801 859 948 976 992 1068 1098 1116 1152 1264 1422 1424 1464 1488 1602 1718 1891 1896 1952 1984 2136 2196 2232 2449 2528 2577 2759 2844 2848 2928 2976 3204 3436 3782 3792 3904 3968 4272 4392 4464 4819 4898 5056 5154 5429 5518 5673 5688 5696 5856 5952 6408 6872 7031 7347 7564 7584 7731 7808 8277 8544 8784 8928 9638 9796 10112 10308 10858 11036 11346 11376 11392 11712 11904 12816 13744 14062 14457 14694 15128 15168 15462 16287 16554 17019 17088 17568 17856 19276 19592 20616 21093 21716 22041 22072 22692 22752 23424 24831 25632 26629 27488 28124 28914 29388 30256 30336 30924 32574 33108 34038 34176 35136 35712 38552 39184 41232 42186 43371 43432 44082 44144 45384 45504 48861 49662 51264 52399 53258 54976 56248 57828 58776 60512 61848 63279 65148 66216 67861 68076 70272 76451 77104 78368 79887 82464 84372 86742 86864 88164 88288 90768 91008 97722 99324 102528 104798 106516 109952 112496 115656 117552 121024 123696 126558 130296 132432 135722 136152 149389 152902 154208 156736 157197 159774 164928 168299 168744 173484 173728 176328 176576 181536 195444 198648 203583 209596 213032 217961 224992 229353 231312 235104 239661 242048 247392 253116 260592 264864 271444 272304 298778 305804 308416 313472 314394 319548 329856 336598 337488 346968 347456 352656 353152 363072 390888 397296 407166 419192 426064 428891 435922 448167 449984 458706 462624 470208 471591 479322 494784 504897 506232 521184 529728 542888 544608 597556 610749 611608 616832 628788 639096 653883 673196 674976 688059 693936 694912 705312 726144 781776 794592 814332 838384 852128 857782 871844 896334 899968 917412 925248 940416 943182 958644 989568 1009794 1012464 1042368 1059456 1085776 1089216 1195112 1221498 1223216 1257576 1278192 1286673 1307766 1344501 1346392 1349952 1376118 1387872 1410624 1514691 1563552 1589184 1624369 1628664 1676768 1704256 1715564 1743688 1792668 1834824 1850496 1886364 1917288 1961649 2019588 2024928 2084736 2103691 2171552 2178432 2369981 2390224 2442996 2446432 2515152 2556384 2573346 2615532 2689002 2692784 2699904 2752236 2775744 2821248 3029382 3127104 3178368 3248738 3257328 3353536 3408512 3431128 3487376 3585336 3669648 3772728 3834576 3860019 3923298 4039176 4049856 4139521 4207382 4343104 4663511 4739962 4780448 4873107 4885992 4892864 5030304 5112768 5146692 5231064 5378004 5385568 5504472 5551488 6039629 6058764 6254208 6311073 6497476 6514656 6707072 6862256 6974752 7109943 7170672 7339296 7545456 7669152 7720038 7846596 8078352 8099712 8279042 8414764 8686208 9327022 9479924 9560896 9746214 9771984 9785728 10060608 10225536 10293384 10462128 10756008 10771136 11008944 12079258 12117528 12418563 12622146 12994952 13029312 13295621 13724512 13949504 13990533 14219886 14341344 14619321 14678592 15090912 15338304 15440076 15693192 16156704 16558084 16829528 18118887 18654044 18933219 18959848 19121792 19492428 19543968 20121216 20586768 20924256 21329829 21512016 21542272 22017888 24158516 24235056 24837126 25244292 25989904 26058624 26591242 27449024 27899008 27981066 28439772 28682688 29238642 29357184 30181824 30676608 30880152 31386384 32313408 33116168 33659056 36237774 37255689 37308088 37866438 37919696 38984856 39087936 39886863 41173536 41848512 41971599 42659658 43024032 44035776 48317032 48470112 49674252 50488584 51979808 53182484 54356661 54898048 55962132 56879544 57365376 58477284 60363648 61760304 62772768 64626816 66232336 67318112 72475548 74511378 74616176 75732876 75839392 77969712 78175872 79773726 82347072 83697024 83943198 85319316 86048064 88071552 96634064 96940224 99348504 100977168 103959616 106364968 108713322 111924264 113759088 116954568 119660589 123520608 125545536 128325151 132464672 134636224 144568841 144951096 149022756 149232352 151465752 151678784 155939424 159547452 164694144 167886396 170638632 172096128 187228499 193268128 193880448 198697008 201954336 207919232 212729936 217426644 223848528 227518176 233909136 239321178 247041216 251091072 256650302 264929344 269272448 289137682 289902192 298045512 298464704 302931504 303357568 311878848 319094904 335772792 341277264 368417369 374456998 384975453 386536256 397394016 403908672 425459872 433706523 434853288 447697056 455036352 467818272 478642356 494082432 513300604 529858688 561685497 578275364 579804384 596091024 596929408 605863008 623757696 638189808 671545584 682554528 736834738 748913996 769950906 773072512 794788032 807817344 850919744 867413046 869706576 895394112 910072704 935636544 957284712 1026601208 1105252107 1123370994 1154926359 1156550728 1159608768 1192182048 1211726016 1276379616 1301119569 1343091168 1365109056 1473669476 1497827992 1539901812 1589576064 1685056491 1701839488 1734826092 1739413152 1790788224 1871273088 1914569424 2053202416 2210504214 2246741988 2309852718 2313101456 2319217536 2384364096 2423452032 2552759232 2602239138 2686182336 2730218112 2947338952 2995655984 3079803624 3315756321 3370112982 3469652184 3478826304 3829138848 4106404832 4421008428 4493483976 4619705436 4626202912 4768728192 5105518464 5204478276 5372364672 5894677904 5991311968 6159607248 6631512642 6740225964 6939304368 6957652608 7658277696 8212809664 8842016856 8986967952 9239410872 9252405824 10408956552 11420938439 11789355808 11982623936 12319214496 13263025284 13480451928 13878608736 15316555392 16425619328 17684033712 17973935904 18478821744 18504811648 20817913104 22841876878 23578711616 23965247872 24638428992 26526050568 26960903856 27757217472 34262815317 35368067424 35947871808 36957643488 41635826208 45683753756 47157423232 49276857984 53052101136 53921807712 55514434944 68525630634 70736134848 71895743616 73915286976 83271652416 91367507512 102788445951 106104202272 107843615424 137051261268 141472269696 147830573952 166543304832 182735015024 205576891902 212208404544 215687230848 274102522536 365470030048 411153783804 424416809088 548205045072 730940060096 822307567608 1096410090144 1461880120192 1644615135216 2192820180288 3289230270432 4385640360576 6578460540864 13156921081728
• Sum of all divisors σ(n): 40724536320000
• Sum of proper divisors (its aliquot sum) s(n): 27567615238272
• 13156921081728 is an abundant number, because the sum of its proper divisors (27567615238272) is greater than itself. Its abundance is 14410694156544

Bases of 13156921081728

• Binary: 10111111011101010101100110110111111110000000₂
• Hexadecimal: 0xBF7559B7F80
• Base-36: 4NW7F3Z40

Squares and roots of 13156921081728

• 13156921081728 squared (13156921081728²) is 173104572350818685655465984
• 13156921081728 cubed (13156921081728³) is 2277523197305996221580508710925187940352
• The square root of 13156921081728 is 3627247.0389715669
• The cube root of 13156921081728 is 23607.5774538639

Scales and comparisons

• 13,156,921,081,728 seconds is equal to 418,349 years, 20 weeks, 3 days, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,156,921,081,728 would take you about one million, forty-five thousand, eight hundred seventy-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 13156921081728 cubic inches would be around 1967.3 feet tall.

Recreational maths with 13156921081728

• 13156921081728 backwards is 82718012965131
• The number of decimal digits it has is: 14
• The sum of 13156921081728's digits is 54
• More coming soon!